Klaus Jöns

Prof. Dr. Klaus Jöns is a Professor in the Department of Physics at the University of Paderborn's Faculty of Natural Sciences. He serves as Director of the Hybrid Quantum Photonic Devices (hqpd) research group, focusing on developing novel devices for photonic quantum technologies with applications in quantum communication and photonic quantum computing.

His research interests center around quantum photonics and quantum technologies, with specific expertise in quantum light sources based on semiconductor and 2D materials, nanofabrication of integrated photonic circuits, development of quantum memories, and integration of components for quantum applications. His group employs state-of-the-art nanotechnologies to produce devices at the nanoscale, utilizing hybrid and heterogeneous integration approaches to combine the best properties of various material platforms.

The research output demonstrates a strong focus on quantum communication and computing applications, with recent publications exploring quantum entanglement distribution, quantum teleportation, quantum light sources, and nanofabrication techniques for quantum photonic devices. His work bridges fundamental quantum optics with practical applications in quantum networks and computing.

• Quantum Flagship Initiative Participant

Prof. Jöns leads a substantial research team including postdocs, PhD students, and technical staff working on quantum optical experiments, fabrication of photonic quantum integrated circuits, and ultrafast cryogenic electronics. His group maintains specialized laboratories equipped with advanced laser sources, cryogenic measurement setups, and nanofabrication facilities to investigate solid-state quantum light sources, quantum memories, and quantum photonic integrated circuits.